





			
			Important Terms





	
	o VI - VIsual Editor, a full screen editor used by all UNIX
        systems.

	o shell - The command processor.

	o shell escape - An action that allows the user to issue a
	shell command from a running program. 

	o buffer - A temporary place to store info.

	o file - A permament place to store data.

	o unix - The operating system in use on ARDEC workplace
        automation machines.

	o Control Character - A character represented by "CTRL X".
	To make the character the Control and letter key must be
	hit at the same time.

	o White Space - A tab, space, or new line character.




